> On Feb 3, 2022, at 9:49 AM, Jens Guballa <j...@guballa.de> wrote:
> 
> 
> 
> Am 03.02.22 um 17:46 schrieb Sean Turner:
>>> On Feb 2, 2022, at 21:08, Christopher Wood <c...@heapingbits.net>
>>>  wrote:
>>> 
>>> Hi Jens,
>>> 
>>> 
>>>> On Jan 28, 2022, at 9:14 AM, Jens Guballa <j...@guballa.de>
>>>>  wrote:
>>>> 
>>>> Am 27.01.22 um 17:35 schrieb Christopher Wood:
>>>> 
>>>>> In preparing to move draft-ietf-tls-flags and 
>>>>> draft-ietf-tls-cross-sni-resumption forward in the process, I’m curious 
>>>>> if anyone is aware of implementations of either specification. If you 
>>>>> know of an implementation, can you please share it here?
>>>>> 
>>>>> 
>>>> I am not sure what your intention is. In case you are looking for a 
>>>> counterpart to test a server implementation, you can have a look at 
>>>> https://gitlab.com/guballa/tlsmate
>>>> . With that tool you can create and execute arbitrary TLS handshake 
>>>> scenarios against TLS servers. The TLS-flags extension is not supported 
>>>> (yet), but setting up (or checking) any extension as a bytestring is 
>>>> possible. Basic python knowledge is required, though.
>>>> 
>>> Thanks for sharing tlsmate!
>>> 
>>> To clarify the original request, we are asking about _existing_ 
>>> implementations of draft-ietf-tls-flags or 
>>> draft-ietf-tls-cross-sni-resumption. While one could implement either using 
>>> tlsmate, that has not yet been done (as you point out).
>>> 
>> When the chairs shift the I-Ds out of the WG to the AD (Area Director) [0], 
>> we also need to submit a write-up [0] that our AD and the rest of the IESG 
>> will review. One of the questions is whether there are existing 
>> implementations.
> Thanks for the clarification. Is there a value reserved for the tls-flags 
> extension? I couldn't find one, neither in the draft nor in the IANA registry.

Nope, not yet. We still need to get a codepoint for the extension. We can 
probably do that now. =)

Best,
Chris

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